#include <iostream>
#include <cstdlib>
using namespace std;

#ifndef _VECTOR_HPP_
#define _VECTOR_HPP_

class Vector {
  int *array;
  int size;
  
public:
  Vector(int length=0);
  Vector(const Vector &v);
  Vector(const Vector *v);
  ~Vector();
  int length() const;// return Vector's length.
  int &valueAt(int pos) const;  // return a reference to element at position pos
  int find(int a) const;      // check if a exists in Vector. Return it position >0 or -1 
                              // if not element not found
  
  void print() const;        // print vector values to standard output
};

#endif